Profile Report

Brought to you by YData

Dataset statistics

Number of variables	19
Number of observations	7344
Missing cells	0
Missing cells (%)	0.0%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	2.0 MiB
Average record size in memory	289.0 B

Variable types

Numeric	14
DateTime	2
Unsupported	1
Categorical	2

Alerts

`AH` is highly overall correlated with `PT08.S4(NO2)` and 1 other fields	High correlation
`C6H6(GT)` is highly overall correlated with `CO(GT)` and 7 other fields	High correlation
`CO(GT)` is highly overall correlated with `C6H6(GT)` and 7 other fields	High correlation
`Hour` is highly overall correlated with `Is_Day`	High correlation
`Is_Day` is highly overall correlated with `Hour`	High correlation
`NO2(GT)` is highly overall correlated with `C6H6(GT)` and 6 other fields	High correlation
`NOx(GT)` is highly overall correlated with `C6H6(GT)` and 6 other fields	High correlation
`PT08.S1(CO)` is highly overall correlated with `C6H6(GT)` and 7 other fields	High correlation
`PT08.S2(NMHC)` is highly overall correlated with `C6H6(GT)` and 7 other fields	High correlation
`PT08.S3(NOx)` is highly overall correlated with `C6H6(GT)` and 7 other fields	High correlation
`PT08.S4(NO2)` is highly overall correlated with `AH` and 7 other fields	High correlation
`PT08.S5(O3)` is highly overall correlated with `C6H6(GT)` and 7 other fields	High correlation
`RH` is highly overall correlated with `T`	High correlation
`T` is highly overall correlated with `AH` and 2 other fields	High correlation
`Datetime` has unique values	Unique
`Month` is an unsupported type, check if it needs cleaning or further analysis	Unsupported
`Hour` has 314 (4.3%) zeros	Zeros

Reproduction

Analysis started	2025-05-21 16:56:06.200550
Analysis finished	2025-05-21 16:56:44.840916
Duration	38.64 seconds
Software version	ydata-profiling vv4.16.1
Download configuration	config.json

CO(GT)
Real number (ℝ)

High correlation

Distinct	94
Distinct (%)	1.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2.1297113

Minimum	0.1
Maximum	11.9
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	57.5 KiB

Quantile statistics

Minimum	0.1
5-th percentile	0.5
Q1	1.1
median	1.8
Q3	2.8
95-th percentile	4.9
Maximum	11.9
Range	11.8
Interquartile range (IQR)	1.7

Descriptive statistics

Standard deviation	1.4364715
Coefficient of variation (CV)	0.6744912
Kurtosis	2.6579751
Mean	2.1297113
Median Absolute Deviation (MAD)	0.8
Skewness	1.3573969
Sum	15640.6
Variance	2.0634505
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1	287	3.9%
1.4	269	3.7%
1.5	265	3.6%
1.6	264	3.6%
0.7	252	3.4%
1.1	251	3.4%
1.3	248	3.4%
0.8	243	3.3%
0.9	241	3.3%
1.2	239	3.3%
Other values (84)	4785	65.2%

Value	Count	Frequency (%)
0.1	33	0.4%
0.2	45	0.6%
0.3	97	1.3%
0.4	160	2.2%
0.5	217	3.0%
0.6	238	3.2%
0.7	252	3.4%
0.8	243	3.3%
0.9	241	3.3%
1	287	3.9%

Value	Count	Frequency (%)
11.9	1	< 0.1%
11.5	1	< 0.1%
10.2	2	< 0.1%
10.1	1	< 0.1%
9.9	1	< 0.1%
9.5	1	< 0.1%
9.4	1	< 0.1%
9.2	1	< 0.1%
9.1	1	< 0.1%
8.7	3	< 0.1%

PT08.S1(CO)
Real number (ℝ)

High correlation

Distinct	1022
Distinct (%)	13.9%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	1110.5807

Minimum	647
Maximum	2040
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	57.5 KiB

Quantile statistics

Minimum	647
5-th percentile	817
Q1	946
median	1075
Q3	1246
95-th percentile	1515
Maximum	2040
Range	1393
Interquartile range (IQR)	300

Descriptive statistics

Standard deviation	218.68133
Coefficient of variation (CV)	0.19690719
Kurtosis	0.29374821
Mean	1110.5807
Median Absolute Deviation (MAD)	145
Skewness	0.72745
Sum	8156105
Variance	47821.525
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
973	26	0.4%
1100	24	0.3%
938	23	0.3%
988	23	0.3%
966	22	0.3%
970	21	0.3%
969	21	0.3%
1016	21	0.3%
1009	21	0.3%
986	20	0.3%
Other values (1012)	7122	97.0%

Value	Count	Frequency (%)
647	1	< 0.1%
649	1	< 0.1%
655	1	< 0.1%
667	3	< 0.1%
669	1	< 0.1%
676	1	< 0.1%
678	1	< 0.1%
679	1	< 0.1%
683	2	< 0.1%
689	2	< 0.1%

Value	Count	Frequency (%)
2040	1	< 0.1%
2008	1	< 0.1%
1982	1	< 0.1%
1975	1	< 0.1%
1973	1	< 0.1%
1961	1	< 0.1%
1956	1	< 0.1%
1934	1	< 0.1%
1918	1	< 0.1%
1917	1	< 0.1%

NMHC(GT)
Real number (ℝ)

Distinct	427
Distinct (%)	5.8%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	-150.2244

Minimum	-200
Maximum	1189
Zeros	0
Zeros (%)	0.0%
Negative	6481
Negative (%)	88.2%
Memory size	57.5 KiB

Quantile statistics

Minimum	-200
5-th percentile	-200
Q1	-200
median	-200
Q3	-200
95-th percentile	185
Maximum	1189
Range	1389
Interquartile range (IQR)	0

Descriptive statistics

Standard deviation	153.78833
Coefficient of variation (CV)	-1.023724
Kurtosis	14.91144
Mean	-150.2244
Median Absolute Deviation (MAD)	0
Skewness	3.6512168
Sum	-1103248
Variance	23650.849
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
-200	6481	88.2%
66	13	0.2%
88	8	0.1%
93	8	0.1%
84	7	0.1%
60	7	0.1%
95	7	0.1%
29	7	0.1%
57	7	0.1%
40	6	0.1%
Other values (417)	793	10.8%

Value	Count	Frequency (%)
-200	6481	88.2%
7	1	< 0.1%
8	1	< 0.1%
9	1	< 0.1%
11	1	< 0.1%
14	1	< 0.1%
16	1	< 0.1%
17	2	< 0.1%
18	2	< 0.1%
19	2	< 0.1%

Value	Count	Frequency (%)
1189	1	< 0.1%
1129	1	< 0.1%
1084	1	< 0.1%
1042	1	< 0.1%
974	1	< 0.1%
926	1	< 0.1%
899	1	< 0.1%
880	1	< 0.1%
872	1	< 0.1%
840	1	< 0.1%

C6H6(GT)
Real number (ℝ)

High correlation

Distinct	393
Distinct (%)	5.4%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	10.275735

Minimum	0.2
Maximum	63.7
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	57.5 KiB

Quantile statistics

Minimum	0.2
5-th percentile	1.8
Q1	4.6
median	8.5
Q3	14.3
95-th percentile	24.6
Maximum	63.7
Range	63.5
Interquartile range (IQR)	9.7

Descriptive statistics

Standard deviation	7.4410677
Coefficient of variation (CV)	0.72413968
Kurtosis	2.4746683
Mean	10.275735
Median Absolute Deviation (MAD)	4.5
Skewness	1.3283572
Sum	75465
Variance	55.369489
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
3.6	74	1.0%
2.8	66	0.9%
3.8	64	0.9%
4	61	0.8%
5.3	61	0.8%
3.1	61	0.8%
2.5	61	0.8%
2.4	59	0.8%
6	58	0.8%
6.7	57	0.8%
Other values (383)	6722	91.5%

Value	Count	Frequency (%)
0.2	5	0.1%
0.3	7	0.1%
0.4	8	0.1%
0.5	14	0.2%
0.6	18	0.2%
0.7	26	0.4%
0.8	17	0.2%
0.9	15	0.2%
1	24	0.3%
1.1	17	0.2%

Value	Count	Frequency (%)
63.7	1	< 0.1%
52.1	1	< 0.1%
50.8	1	< 0.1%
50.7	1	< 0.1%
50.6	1	< 0.1%
49.5	1	< 0.1%
49.4	1	< 0.1%
48.2	1	< 0.1%
47.7	1	< 0.1%
47.5	1	< 0.1%

PT08.S2(NMHC)
Real number (ℝ)

High correlation

Distinct	1197
Distinct (%)	16.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	947.19812

Minimum	387
Maximum	2214
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	57.5 KiB

Quantile statistics

Minimum	387
5-th percentile	568
Q1	743
median	919
Q3	1125.25
95-th percentile	1419.85
Maximum	2214
Range	1827
Interquartile range (IQR)	382.25

Descriptive statistics

Standard deviation	265.47161
Coefficient of variation (CV)	0.28027041
Kurtosis	0.033238285
Mean	947.19812
Median Absolute Deviation (MAD)	190
Skewness	0.53194129
Sum	6956223
Variance	70475.175
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
880	20	0.3%
776	19	0.3%
800	19	0.3%
709	18	0.2%
945	18	0.2%
859	17	0.2%
687	17	0.2%
701	17	0.2%
896	17	0.2%
924	17	0.2%
Other values (1187)	7165	97.6%

Value	Count	Frequency (%)
387	1	< 0.1%
390	1	< 0.1%
397	1	< 0.1%
402	2	< 0.1%
407	2	< 0.1%
408	1	< 0.1%
409	1	< 0.1%
412	1	< 0.1%
415	1	< 0.1%
417	1	< 0.1%

Value	Count	Frequency (%)
2214	1	< 0.1%
2007	1	< 0.1%
1983	1	< 0.1%
1981	1	< 0.1%
1980	1	< 0.1%
1959	1	< 0.1%
1958	1	< 0.1%
1935	1	< 0.1%
1924	1	< 0.1%
1920	1	< 0.1%

NOx(GT)
Real number (ℝ)

High correlation

Distinct	897
Distinct (%)	12.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	226.08156

Minimum	-200
Maximum	1479
Zeros	0
Zeros (%)	0.0%
Negative	400
Negative (%)	5.4%
Memory size	57.5 KiB

Quantile statistics

Minimum	-200
5-th percentile	-200
Q1	90
median	176
Q3	320
95-th percentile	677.85
Maximum	1479
Range	1679
Interquartile range (IQR)	230

Descriptive statistics

Standard deviation	227.14402
Coefficient of variation (CV)	1.0046994
Kurtosis	2.390654
Mean	226.08156
Median Absolute Deviation (MAD)	104
Skewness	1.1038088
Sum	1660343
Variance	51594.406
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
-200	400	5.4%
89	35	0.5%
180	33	0.4%
132	33	0.4%
65	33	0.4%
41	32	0.4%
51	32	0.4%
95	32	0.4%
122	31	0.4%
166	31	0.4%
Other values (887)	6652	90.6%

Value	Count	Frequency (%)
-200	400	5.4%
2	1	< 0.1%
6	1	< 0.1%
7	1	< 0.1%
8	1	< 0.1%
9	1	< 0.1%
10	2	< 0.1%
11	4	0.1%
12	3	< 0.1%
13	4	0.1%

Value	Count	Frequency (%)
1479	1	< 0.1%
1389	2	< 0.1%
1369	1	< 0.1%
1358	1	< 0.1%
1345	1	< 0.1%
1301	1	< 0.1%
1290	1	< 0.1%
1247	1	< 0.1%
1230	1	< 0.1%
1220	1	< 0.1%

PT08.S3(NOx)
Real number (ℝ)

High correlation

Distinct	1166
Distinct (%)	15.9%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	826.92007

Minimum	322
Maximum	2683
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	57.5 KiB

Quantile statistics

Minimum	322
5-th percentile	477
Q1	649
median	795
Q3	960
95-th percentile	1282
Maximum	2683
Range	2361
Interquartile range (IQR)	311

Descriptive statistics

Standard deviation	256.64843
Coefficient of variation (CV)	0.31036667
Kurtosis	2.9168153
Mean	826.92007
Median Absolute Deviation (MAD)	154
Skewness	1.1515821
Sum	6072901
Variance	65868.416
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
702	21	0.3%
846	21	0.3%
891	21	0.3%
733	20	0.3%
705	20	0.3%
765	20	0.3%
800	19	0.3%
748	19	0.3%
685	18	0.2%
631	18	0.2%
Other values (1156)	7147	97.3%

Value	Count	Frequency (%)
322	1	< 0.1%
325	2	< 0.1%
328	1	< 0.1%
330	2	< 0.1%
334	1	< 0.1%
335	1	< 0.1%
340	1	< 0.1%
341	1	< 0.1%
345	1	< 0.1%
346	1	< 0.1%

Value	Count	Frequency (%)
2683	1	< 0.1%
2559	1	< 0.1%
2542	1	< 0.1%
2327	1	< 0.1%
2318	1	< 0.1%
2294	1	< 0.1%
2121	1	< 0.1%
2095	2	< 0.1%
2081	1	< 0.1%
2077	1	< 0.1%

NO2(GT)
Real number (ℝ)

High correlation

Distinct	275
Distinct (%)	3.7%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	96.650327

Minimum	-200
Maximum	333
Zeros	0
Zeros (%)	0.0%
Negative	403
Negative (%)	5.5%
Memory size	57.5 KiB

Quantile statistics

Minimum	-200
5-th percentile	-200
Q1	73
median	107
Q3	139
95-th percentile	198
Maximum	333
Range	533
Interquartile range (IQR)	66

Descriptive statistics

Standard deviation	85.089998
Coefficient of variation (CV)	0.88039018
Kurtosis	5.5710917
Mean	96.650327
Median Absolute Deviation (MAD)	34
Skewness	-2.0437373
Sum	709800
Variance	7240.3078
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
-200	403	5.5%
110	72	1.0%
119	72	1.0%
114	71	1.0%
117	71	1.0%
95	70	1.0%
116	68	0.9%
97	67	0.9%
115	67	0.9%
107	67	0.9%
Other values (265)	6316	86.0%

Value	Count	Frequency (%)
-200	403	5.5%
2	1	< 0.1%
3	1	< 0.1%
5	2	< 0.1%
7	1	< 0.1%
8	1	< 0.1%
9	2	< 0.1%
11	2	< 0.1%
12	2	< 0.1%
13	1	< 0.1%

Value	Count	Frequency (%)
333	1	< 0.1%
322	1	< 0.1%
310	1	< 0.1%
309	1	< 0.1%
306	1	< 0.1%
301	1	< 0.1%
295	1	< 0.1%
288	2	< 0.1%
285	1	< 0.1%
283	3	< 0.1%

PT08.S4(NO2)
Real number (ℝ)

High correlation

Distinct	1552
Distinct (%)	21.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	1444.7527

Minimum	551
Maximum	2775
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	57.5 KiB

Quantile statistics

Minimum	551
5-th percentile	876
Q1	1203
median	1447
Q3	1673
95-th percentile	2024
Maximum	2775
Range	2224
Interquartile range (IQR)	470

Descriptive statistics

Standard deviation	350.34417
Coefficient of variation (CV)	0.24249421
Kurtosis	-0.031493036
Mean	1444.7527
Median Absolute Deviation (MAD)	235
Skewness	0.21912674
Sum	10610264
Variance	122741.04
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1488	19	0.3%
1490	17	0.2%
1580	17	0.2%
1418	16	0.2%
1539	16	0.2%
1257	15	0.2%
1467	15	0.2%
1405	15	0.2%
1638	15	0.2%
1374	15	0.2%
Other values (1542)	7184	97.8%

Value	Count	Frequency (%)
551	1	< 0.1%
559	1	< 0.1%
561	1	< 0.1%
579	1	< 0.1%
601	1	< 0.1%
602	1	< 0.1%
605	1	< 0.1%
621	1	< 0.1%
637	1	< 0.1%
640	1	< 0.1%

Value	Count	Frequency (%)
2775	1	< 0.1%
2746	1	< 0.1%
2691	1	< 0.1%
2679	1	< 0.1%
2667	1	< 0.1%
2665	1	< 0.1%
2643	1	< 0.1%
2641	2	< 0.1%
2622	1	< 0.1%
2609	1	< 0.1%

PT08.S5(O3)
Real number (ℝ)

High correlation

Distinct	1707
Distinct (%)	23.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	1043.5129

Minimum	221
Maximum	2523
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	57.5 KiB

Quantile statistics

Minimum	221
5-th percentile	465
Q1	744.75
median	990
Q3	1305
95-th percentile	1790.7
Maximum	2523
Range	2302
Interquartile range (IQR)	560.25

Descriptive statistics

Standard deviation	405.56961
Coefficient of variation (CV)	0.38865796
Kurtosis	0.00315036
Mean	1043.5129
Median Absolute Deviation (MAD)	276
Skewness	0.57698641
Sum	7663559
Variance	164486.71
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
836	18	0.2%
825	17	0.2%
826	16	0.2%
807	15	0.2%
926	15	0.2%
905	15	0.2%
949	14	0.2%
816	14	0.2%
1059	14	0.2%
1019	13	0.2%
Other values (1697)	7193	97.9%

Value	Count	Frequency (%)
221	1	< 0.1%
225	1	< 0.1%
227	1	< 0.1%
232	1	< 0.1%
252	1	< 0.1%
257	1	< 0.1%
261	2	< 0.1%
262	1	< 0.1%
263	1	< 0.1%
268	2	< 0.1%

Value	Count	Frequency (%)
2523	1	< 0.1%
2522	1	< 0.1%
2519	1	< 0.1%
2515	1	< 0.1%
2494	1	< 0.1%
2480	1	< 0.1%
2475	1	< 0.1%
2465	1	< 0.1%
2452	1	< 0.1%
2434	1	< 0.1%

T
Real number (ℝ)

High correlation

Distinct	431
Distinct (%)	5.9%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	17.770425

Minimum	-1.9
Maximum	44.6
Zeros	1
Zeros (%)	< 0.1%
Negative	12
Negative (%)	0.2%
Memory size	57.5 KiB

Quantile statistics

Minimum	-1.9
5-th percentile	4.3
Q1	11.2
median	16.9
Q3	23.8
95-th percentile	34.2
Maximum	44.6
Range	46.5
Interquartile range (IQR)	12.6

Descriptive statistics

Standard deviation	8.8626883
Coefficient of variation (CV)	0.4987325
Kurtosis	-0.41689262
Mean	17.770425
Median Absolute Deviation (MAD)	6.3
Skewness	0.37743379
Sum	130506
Variance	78.547244
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
20.2	45	0.6%
20.8	45	0.6%
12	44	0.6%
21.3	43	0.6%
13.5	43	0.6%
15.6	41	0.6%
12.3	40	0.5%
13.8	40	0.5%
13.4	40	0.5%
13.1	39	0.5%
Other values (421)	6924	94.3%

Value	Count	Frequency (%)
-1.9	1	< 0.1%
-1.3	2	< 0.1%
-1.2	1	< 0.1%
-1.1	1	< 0.1%
-0.6	2	< 0.1%
-0.5	1	< 0.1%
-0.3	1	< 0.1%
-0.2	1	< 0.1%
-0.1	2	< 0.1%
0	1	< 0.1%

Value	Count	Frequency (%)
44.6	1	< 0.1%
44.3	1	< 0.1%
43.4	1	< 0.1%
43.1	1	< 0.1%
42.8	2	< 0.1%
42.6	1	< 0.1%
42.5	1	< 0.1%
42.2	2	< 0.1%
42	1	< 0.1%
41.9	2	< 0.1%

RH
Real number (ℝ)

High correlation

Distinct	744
Distinct (%)	10.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	49.060076

Minimum	9.2
Maximum	88.7
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	57.5 KiB

Quantile statistics

Minimum	9.2
5-th percentile	20.2
Q1	35.4
median	49.3
Q3	62.5
95-th percentile	78
Maximum	88.7
Range	79.5
Interquartile range (IQR)	27.1

Descriptive statistics

Standard deviation	17.451563
Coefficient of variation (CV)	0.35571822
Kurtosis	-0.84387639
Mean	49.060076
Median Absolute Deviation (MAD)	13.5
Skewness	-0.014976348
Sum	360297.2
Variance	304.55705
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
53.1	27	0.4%
47.8	26	0.4%
45.9	24	0.3%
57.9	23	0.3%
50.8	22	0.3%
50.9	21	0.3%
50.1	21	0.3%
39.4	21	0.3%
43.4	21	0.3%
43	21	0.3%
Other values (734)	7117	96.9%

Value	Count	Frequency (%)
9.2	1	< 0.1%
9.3	1	< 0.1%
9.6	1	< 0.1%
9.8	1	< 0.1%
9.9	2	< 0.1%
10.2	1	< 0.1%
10.4	1	< 0.1%
11.1	1	< 0.1%
11.6	1	< 0.1%
11.8	1	< 0.1%

Value	Count	Frequency (%)
88.7	1	< 0.1%
87.1	1	< 0.1%
87	1	< 0.1%
86.6	1	< 0.1%
86.5	2	< 0.1%
86	1	< 0.1%
85.7	3	< 0.1%
85.6	1	< 0.1%
85.5	1	< 0.1%
85.4	2	< 0.1%

AH
Real number (ℝ)

High correlation

Distinct	5719
Distinct (%)	77.9%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.98945331

Minimum	0.1847
Maximum	2.1806
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	57.5 KiB

Quantile statistics

Minimum	0.1847
5-th percentile	0.388415
Q1	0.6981
median	0.9597
Q3	1.2586
95-th percentile	1.70597
Maximum	2.1806
Range	1.9959
Interquartile range (IQR)	0.5605

Descriptive statistics

Standard deviation	0.3998891
Coefficient of variation (CV)	0.40415156
Kurtosis	-0.45978978
Mean	0.98945331
Median Absolute Deviation (MAD)	0.2771
Skewness	0.34040594
Sum	7266.5451
Variance	0.15991129
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.7487	6	0.1%
1.1199	5	0.1%
0.8736	5	0.1%
0.8394	5	0.1%
0.6686	5	0.1%
0.9722	5	0.1%
1.5115	4	0.1%
1.3208	4	0.1%
0.7706	4	0.1%
0.8193	4	0.1%
Other values (5709)	7297	99.4%

Value	Count	Frequency (%)
0.1847	1	< 0.1%
0.1862	1	< 0.1%
0.191	1	< 0.1%
0.1975	1	< 0.1%
0.1988	1	< 0.1%
0.2029	1	< 0.1%
0.2031	1	< 0.1%
0.2062	1	< 0.1%
0.2086	1	< 0.1%
0.2157	1	< 0.1%

Value	Count	Frequency (%)
2.1806	1	< 0.1%
2.1719	1	< 0.1%
2.1395	1	< 0.1%
2.1362	1	< 0.1%
2.1247	1	< 0.1%
2.1195	1	< 0.1%
2.117	1	< 0.1%
2.1164	1	< 0.1%
2.1144	1	< 0.1%
2.1107	1	< 0.1%

Datetime
Date

Unique

Distinct	7344
Distinct (%)	100.0%
Missing	0
Missing (%)	0.0%
Memory size	57.5 KiB

Minimum	2004-01-04 00:00:00
Maximum	2005-12-03 23:00:00
Invalid dates	0
Invalid dates (%)	0.0%

Histogram with fixed size bins (bins=50)

Hour
Real number (ℝ)

High correlation Zeros

Distinct	24
Distinct (%)	0.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	11.699619

Minimum	0
Maximum	23
Zeros	314
Zeros (%)	4.3%
Negative	0
Negative (%)	0.0%
Memory size	28.8 KiB

Quantile statistics

Minimum	0
5-th percentile	1
Q1	6
median	12
Q3	18
95-th percentile	22
Maximum	23
Range	23
Interquartile range (IQR)	12

Descriptive statistics

Standard deviation	6.9070536
Coefficient of variation (CV)	0.5903657
Kurtosis	-1.1779536
Mean	11.699619
Median Absolute Deviation (MAD)	6
Skewness	-0.050672614
Sum	85922
Variance	47.707389
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=24)

Value	Count	Frequency (%)
20	317	4.3%
18	316	4.3%
21	316	4.3%
19	316	4.3%
9	315	4.3%
10	315	4.3%
22	314	4.3%
0	314	4.3%
16	314	4.3%
13	314	4.3%
Other values (14)	4193	57.1%

Value	Count	Frequency (%)
0	314	4.3%
1	309	4.2%
2	307	4.2%
3	300	4.1%
4	172	2.3%
5	306	4.2%
6	308	4.2%
7	309	4.2%
8	308	4.2%
9	315	4.3%

Value	Count	Frequency (%)
23	313	4.3%
22	314	4.3%
21	316	4.3%
20	317	4.3%
19	316	4.3%
18	316	4.3%
17	313	4.3%
16	314	4.3%
15	311	4.2%
14	311	4.2%

Month
Unsupported

Rejected Unsupported

Missing	0
Missing (%)	0.0%
Memory size	57.5 KiB

Weekday
Categorical

Distinct	7
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Memory size	459.9 KiB

Sunday	1118
Monday	1116
Friday	1068
Saturday	1034
Thursday	1027
Other values (2)	1981

Length

Max length	9
Median length	8
Mean length	7.1074346
Min length	6

Characters and Unicode

Total characters	52197
Distinct characters	17
Distinct categories	2 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	Sunday
2nd row	Sunday
3rd row	Sunday
4th row	Sunday
5th row	Sunday

Common Values

Value	Count	Frequency (%)
Sunday	1118	15.2%
Monday	1116	15.2%
Friday	1068	14.5%
Saturday	1034	14.1%
Thursday	1027	14.0%
Wednesday	1015	13.8%
Tuesday	966	13.2%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
sunday	1118	15.2%
monday	1116	15.2%
friday	1068	14.5%
saturday	1034	14.1%
thursday	1027	14.0%
wednesday	1015	13.8%
tuesday	966	13.2%

Most occurring characters

Value	Count	Frequency (%)
a	8378	16.1%
d	8359	16.0%
y	7344	14.1%
u	4145	7.9%
n	3249	6.2%
r	3129	6.0%
s	3008	5.8%
e	2996	5.7%
S	2152	4.1%
T	1993	3.8%
Other values (7)	7444	14.3%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	44853	85.9%
Uppercase Letter	7344	14.1%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
a	8378	18.7%
d	8359	18.6%
y	7344	16.4%
u	4145	9.2%
n	3249	7.2%
r	3129	7.0%
s	3008	6.7%
e	2996	6.7%
o	1116	2.5%
i	1068	2.4%
Other values (2)	2061	4.6%

Uppercase Letter

Value	Count	Frequency (%)
S	2152	29.3%
T	1993	27.1%
M	1116	15.2%
F	1068	14.5%
W	1015	13.8%

Most occurring scripts

Value	Count	Frequency (%)
Latin	52197	100.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
a	8378	16.1%
d	8359	16.0%
y	7344	14.1%
u	4145	7.9%
n	3249	6.2%
r	3129	6.0%
s	3008	5.8%
e	2996	5.7%
S	2152	4.1%
T	1993	3.8%
Other values (7)	7444	14.3%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	52197	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
a	8378	16.1%
d	8359	16.0%
y	7344	14.1%
u	4145	7.9%
n	3249	6.2%
r	3129	6.0%
s	3008	5.8%
e	2996	5.7%
S	2152	4.1%
T	1993	3.8%
Other values (7)	7444	14.3%

DateOnly
Date

Distinct	347
Distinct (%)	4.7%
Missing	0
Missing (%)	0.0%
Memory size	287.0 KiB

Minimum	2004-01-04 00:00:00
Maximum	2005-12-03 00:00:00
Invalid dates	0
Invalid dates (%)	0.0%

Histogram with fixed size bins (bins=50)

Is_Day
Categorical

High correlation

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	436.9 KiB

Day	4060
Night	3284

Length

Max length	5
Median length	3
Mean length	3.8943355
Min length	3

Characters and Unicode

Total characters	28600
Distinct characters	8
Distinct categories	2 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	Day
2nd row	Night
3rd row	Night
4th row	Night
5th row	Night

Common Values

Value	Count	Frequency (%)
Day	4060	55.3%
Night	3284	44.7%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
day	4060	55.3%
night	3284	44.7%

Most occurring characters

Value	Count	Frequency (%)
D	4060	14.2%
a	4060	14.2%
y	4060	14.2%
N	3284	11.5%
i	3284	11.5%
g	3284	11.5%
h	3284	11.5%
t	3284	11.5%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	21256	74.3%
Uppercase Letter	7344	25.7%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
a	4060	19.1%
y	4060	19.1%
i	3284	15.4%
g	3284	15.4%
h	3284	15.4%
t	3284	15.4%

Uppercase Letter

Value	Count	Frequency (%)
D	4060	55.3%
N	3284	44.7%

Most occurring scripts

Value	Count	Frequency (%)
Latin	28600	100.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
D	4060	14.2%
a	4060	14.2%
y	4060	14.2%
N	3284	11.5%
i	3284	11.5%
g	3284	11.5%
h	3284	11.5%
t	3284	11.5%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	28600	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
D	4060	14.2%
a	4060	14.2%
y	4060	14.2%
N	3284	11.5%
i	3284	11.5%
g	3284	11.5%
h	3284	11.5%
t	3284	11.5%

	AH	C6H6(GT)	CO(GT)	Hour	Is_Day	NMHC(GT)	NO2(GT)	NOx(GT)	PT08.S1(CO)	PT08.S2(NMHC)	PT08.S3(NOx)	PT08.S4(NO2)	PT08.S5(O3)	RH	T	Weekday
AH	1.000	0.203	0.053	-0.013	0.051	-0.151	-0.322	-0.183	0.145	0.203	-0.201	0.665	0.085	0.163	0.709	0.102
C6H6(GT)	0.203	1.000	0.927	0.400	0.233	0.032	0.655	0.696	0.886	1.000	-0.840	0.743	0.874	-0.087	0.260	0.093
CO(GT)	0.053	0.927	1.000	0.412	0.198	0.072	0.718	0.763	0.879	0.927	-0.811	0.594	0.856	-0.006	0.069	0.076
Hour	-0.013	0.400	0.412	1.000	0.956	0.013	0.401	0.303	0.332	0.400	-0.301	0.227	0.237	-0.284	0.184	0.000
Is_Day	0.051	0.233	0.198	0.956	1.000	0.115	0.240	0.259	0.203	0.246	0.181	0.156	0.122	0.294	0.227	0.000
NMHC(GT)	-0.151	0.032	0.072	0.013	0.115	1.000	-0.061	-0.146	0.149	0.032	0.186	0.160	0.016	0.003	-0.082	0.051
NO2(GT)	-0.322	0.655	0.718	0.401	0.240	-0.061	1.000	0.852	0.660	0.655	-0.665	0.157	0.686	-0.108	-0.200	0.075
NOx(GT)	-0.183	0.696	0.763	0.303	0.259	-0.146	0.852	1.000	0.710	0.696	-0.768	0.177	0.766	0.163	-0.265	0.065
PT08.S1(CO)	0.145	0.886	0.879	0.332	0.203	0.149	0.660	0.710	1.000	0.886	-0.851	0.635	0.897	0.136	0.060	0.076
PT08.S2(NMHC)	0.203	1.000	0.927	0.400	0.246	0.032	0.655	0.696	0.886	1.000	-0.840	0.743	0.874	-0.087	0.260	0.099
PT08.S3(NOx)	-0.201	-0.840	-0.811	-0.301	0.181	0.186	-0.665	-0.768	-0.851	-0.840	1.000	-0.509	-0.863	-0.131	-0.079	0.086
PT08.S4(NO2)	0.665	0.743	0.594	0.227	0.156	0.160	0.157	0.177	0.635	0.743	-0.509	1.000	0.546	-0.049	0.621	0.094
PT08.S5(O3)	0.085	0.874	0.856	0.237	0.122	0.016	0.686	0.766	0.897	0.874	-0.863	0.546	1.000	0.159	-0.021	0.088
RH	0.163	-0.087	-0.006	-0.284	0.294	0.003	-0.108	0.163	0.136	-0.087	-0.131	-0.049	0.159	1.000	-0.532	0.051
T	0.709	0.260	0.069	0.184	0.227	-0.082	-0.200	-0.265	0.060	0.260	-0.079	0.621	-0.021	-0.532	1.000	0.054
Weekday	0.102	0.093	0.076	0.000	0.000	0.051	0.075	0.065	0.076	0.099	0.086	0.094	0.088	0.051	0.054	1.000

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

	CO(GT)	PT08.S1(CO)	NMHC(GT)	C6H6(GT)	PT08.S2(NMHC)	NOx(GT)	PT08.S3(NOx)	NO2(GT)	PT08.S4(NO2)	PT08.S5(O3)	T	RH	AH	Datetime	Hour	Month	Weekday	DateOnly	Is_Day
0	2.6	1360	150	11.9	1046	166	1056	113	1692	1268	13.6	48.9	0.7578	2004-10-03 18:00:00	18	2004-10	Sunday	2004-10-03	Day
1	2.0	1292	112	9.4	955	103	1174	92	1559	972	13.3	47.7	0.7255	2004-10-03 19:00:00	19	2004-10	Sunday	2004-10-03	Night
2	2.2	1402	88	9.0	939	131	1140	114	1555	1074	11.9	54.0	0.7502	2004-10-03 20:00:00	20	2004-10	Sunday	2004-10-03	Night
3	2.2	1376	80	9.2	948	172	1092	122	1584	1203	11.0	60.0	0.7867	2004-10-03 21:00:00	21	2004-10	Sunday	2004-10-03	Night
4	1.6	1272	51	6.5	836	131	1205	116	1490	1110	11.2	59.6	0.7888	2004-10-03 22:00:00	22	2004-10	Sunday	2004-10-03	Night
5	1.2	1197	38	4.7	750	89	1337	96	1393	949	11.2	59.2	0.7848	2004-10-03 23:00:00	23	2004-10	Sunday	2004-10-03	Night
6	1.2	1185	31	3.6	690	62	1462	77	1333	733	11.3	56.8	0.7603	2004-11-03 00:00:00	0	2004-11	Wednesday	2004-11-03	Night
7	1.0	1136	31	3.3	672	62	1453	76	1333	730	10.7	60.0	0.7702	2004-11-03 01:00:00	1	2004-11	Wednesday	2004-11-03	Night
8	0.9	1094	24	2.3	609	45	1579	60	1276	620	10.7	59.7	0.7648	2004-11-03 02:00:00	2	2004-11	Wednesday	2004-11-03	Night
9	0.6	1010	19	1.7	561	-200	1705	-200	1235	501	10.3	60.2	0.7517	2004-11-03 03:00:00	3	2004-11	Wednesday	2004-11-03	Night

	CO(GT)	PT08.S1(CO)	NMHC(GT)	C6H6(GT)	PT08.S2(NMHC)	NOx(GT)	PT08.S3(NOx)	NO2(GT)	PT08.S4(NO2)	PT08.S5(O3)	T	RH	AH	Datetime	Hour	Month	Weekday	DateOnly	Is_Day
7334	0.5	888	-200	1.3	528	77	1077	53	987	578	10.4	59.9	0.7550	2005-04-04 05:00:00	5	2005-04	Monday	2005-04-04	Night
7335	1.1	1031	-200	4.4	730	182	760	93	1129	905	9.5	63.1	0.7531	2005-04-04 06:00:00	6	2005-04	Monday	2005-04-04	Day
7336	4.0	1384	-200	17.4	1221	594	470	155	1600	1457	9.7	61.9	0.7446	2005-04-04 07:00:00	7	2005-04	Monday	2005-04-04	Day
7337	5.0	1446	-200	22.4	1362	586	415	174	1777	1705	13.5	48.9	0.7553	2005-04-04 08:00:00	8	2005-04	Monday	2005-04-04	Day
7338	3.9	1297	-200	13.6	1102	523	507	187	1375	1583	18.2	36.3	0.7487	2005-04-04 09:00:00	9	2005-04	Monday	2005-04-04	Day
7339	3.1	1314	-200	13.5	1101	472	539	190	1374	1729	21.9	29.3	0.7568	2005-04-04 10:00:00	10	2005-04	Monday	2005-04-04	Day
7340	2.4	1163	-200	11.4	1027	353	604	179	1264	1269	24.3	23.7	0.7119	2005-04-04 11:00:00	11	2005-04	Monday	2005-04-04	Day
7341	2.4	1142	-200	12.4	1063	293	603	175	1241	1092	26.9	18.3	0.6406	2005-04-04 12:00:00	12	2005-04	Monday	2005-04-04	Day
7342	2.1	1003	-200	9.5	961	235	702	156	1041	770	28.3	13.5	0.5139	2005-04-04 13:00:00	13	2005-04	Monday	2005-04-04	Day
7343	2.2	1071	-200	11.9	1047	265	654	168	1129	816	28.5	13.1	0.5028	2005-04-04 14:00:00	14	2005-04	Monday	2005-04-04	Day

Overview

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Uppercase Letter

Most occurring scripts

Most frequent character per script

Latin

Most occurring blocks

Most frequent character per block

ASCII

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Uppercase Letter

Most occurring scripts

Most frequent character per script

Latin

Most occurring blocks

Most frequent character per block

ASCII

Interactions

Correlations

Missing values

Sample

Overview

Variables

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Uppercase Letter

Most occurring scripts

Most frequent character per script

Latin

Most occurring blocks

Most frequent character per block

ASCII

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Uppercase Letter

Most occurring scripts

Most frequent character per script

Latin

Most occurring blocks

Most frequent character per block

ASCII

Interactions

Correlations

Missing values

Sample